I am using Volley for requests and want to add shimmer while data is loading. I can perform it with Handler but I don’t know when data will come and can’t set exact time. Here is code in my Fragment. I want to set value false to variable isShimmer and it makes so fast so my shimmer is not running:
Exit java program to linux command
I’m making a little tool that handles a sort of exotic device, with lots of options to manage it etc. One of them would be to scan for tty ports, find the right one then throw the user to “minicom” with some parameters for example. How can I make java completely exit while running a specific…
How to adapt and OPL code to Java API using Eclipse IDE
I am trying to adapt an OPL formulation using the Java API in Eclipse IDE. Extraction of the original OPL code is the following: I want to replicate the same above but now using the Java API. I had tried the following: (filename is a file with the values of an instance where is specified the number of jobs, n…
ORA-00905: missing keyword in case statement
I am getting ORA-00905: missing keyword in case statement in my when clause. Below is the query. Answer You can’t have a boolean value as a selectable something in a query in oracle, you can only make boolean expressions in e.g. the WHERE/ON clauses etc i.e. this is invalid: This is valid: You could lat…
getFilesDir() vs getExternalFilesDir(), which one is more recommended?
As far as I’ve noticed, using getFilesDir() to store data (camera captures in my case) is somewhat temporary. I say somewhat because if I close and reopen the app, I’m able to access the directory and files list, but not the file itself. Is my logic wrong or is that by design? Out of the 2 methods…
How do I close the scanner while using in array?
import java.util.Scanner; //This is a program to do array functions in java public class Array { public static void line() { System.out.println(“——————————————-…
Java – White space with Integer.valueOf() causes java.lang.NumberFormatException [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 2 years ago. Improve this question If you try: Integer.valueOf(” 00″); …a java.lang.Nu…
Serial version uid in abstract exception class
I have a base custom exception class BaseException and several custom exceptions that extends BaseException I got a warning about serial version uid being not declared in the BaseException class. Is it needed in an abstract class? Is it a good practice? Is any way to get rid of the warning? Answer Yes, you ne…
how to grab and show multiple lines between two string(pattern) from a file in java
i want to grab and show multi-lined string from a file (has more than 20,000 lines of text in it) between two desired string(pattern) using java ex: file.txt(has more than 20,000 lines of text) …
How to ‘put’ arguments from Swift native code to Flutter
I am trying to pass arguments from a callback method in Swift to Flutter. This is an example of what I want to achieve, in my native Java code: Edit: I am facing an issue, the argument args is undefined and I’m unsure what is the Swift equivalent of arguments.put() from the Java code above. This is my c…